package com.tgb.manager;  
  
import java.util.List;  
  
import com.tgb.entity.User;  
  
public interface UserManager {  
  
    public User getUser(String id);  
      
    public List<User> getAllUser();  
      
    public void addUser(User user);  
      
    public boolean delUser(String id);  
      
    public boolean updateUser(User user);  
}  